diff --git a/include/uapi/sound/asoc.h b/include/uapi/sound/asoc.h index 8d9814b17c4648caea6c0acde5a8c9496fb9bc1a..69cae7198b18d6789eb91d2345a0573f9aeeb3cd 100644 --- a/include/uapi/sound/asoc.h +++ b/include/uapi/sound/asoc.h @@ -83,7 +83,8 @@ #define SND_SOC_TPLG_NUM_TEXTS 16 /* ABI version */ -#define SND_SOC_TPLG_ABI_VERSION 0x5 +#define SND_SOC_TPLG_ABI_VERSION 0x5 /* current version */ +#define SND_SOC_TPLG_ABI_VERSION_MIN 0x4 /* oldest version supported */ /* Max size of TLV data */ #define SND_SOC_TPLG_TLV_SIZE 32 diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index 0f1c8ebf8cda40b84141a34e28a3cac45640e286..2f9b64ec590478e450194b9489c89092f081468d 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -2056,7 +2056,9 @@ static int soc_valid_header(struct soc_tplg *tplg, return -EINVAL; } - if (hdr->abi != SND_SOC_TPLG_ABI_VERSION) { + /* Support ABI from version 4 */ + if (hdr->abi > SND_SOC_TPLG_ABI_VERSION + || hdr->abi < SND_SOC_TPLG_ABI_VERSION_MIN) { dev_err(tplg->dev, "ASoC: pass %d invalid ABI version got 0x%x need 0x%x at offset 0x%lx size 0x%zx.\n", tplg->pass, hdr->abi,